Display panel or portion thereof with graphical user interface



FIG. 1 is a front-view of a display panel or portion thereof withgraphical user interface in a first embodiment showing our new design;and,

FIG. 2 is a front-view thereof in a second embodiment.

The broken lines shown in the drawings depict portions of the displaypanel or portion thereof with graphical user interface that form no partof the claimed design.

CLAIM The ornamental design for a display panel or portion thereof withgraphical user interface, as shown and described.